122110022220 has 24 divisors (see below), whose sum is σ = 341908062384. Its totient is φ = 32562672576.

The previous prime is 122110022201. The next prime is 122110022233. The reversal of 122110022220 is 22220011221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 122110022220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1017583459 + ... + 1017583578.

It is an arithmetic number, because the mean of its divisors is an integer number (14246169266).

Almost surely, 2^122110022220 is an apocalyptic number.

122110022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122110022220 is an abundant number, since it is smaller than the sum of its proper divisors (219798040164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122110022220 is a wasteful number, since it uses less digits than its factorization.

122110022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035167049 (or 2035167047 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 122110022220 its reverse (22220011221), we get a palindrome (144330033441).

The spelling of 122110022220 in words is "one hundred twenty-two billion, one hundred ten million, twenty-two thousand, two hundred twenty".